a = Object.new 
b= Object.new 
puts a == a
puts a == b
puts a != b 
puts a.eql?(a)
puts a.eql?(b)
puts a.equal?(a)
puts a.equal?(b)

string1 = "text"
string2 = "text"
puts string1 == string2
puts string1.eql?(string2)
puts string1.equal?(string2) 

